Average annual temperature is 24.4 °C
Absolute maximum temperature: 37.3 °C
Absolute minimum temperature: 13.6 °C
Number of sunny days: 53 days
Number of rainy days: 312 days
Look at detailed online map of União
* Weather data for União Brazil is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 31.4 | 32.2 | 32.1 | 32.5 | 29.9 | 28.4 | 30.4 | 33.1 | 34.9 | 37.3 | 35.1 | 35.8 |
| Average daytime temperature (°C) | 30.3 | 30.8 | 30.0 | 30.0 | 27.9 | 26.9 | 26.9 | 29.1 | 30.7 | 32.8 | 33.0 | 33.5 |
| Average temperature (°C) | 24.5 | 25.0 | 24.5 | 24.5 | 23.2 | 22.0 | 21.5 | 23.1 | 24.3 | 26.1 | 26.6 | 27.0 |
| Average night temperature (°C) | 20.6 | 20.5 | 20.2 | 20.5 | 19.7 | 17.7 | 17.3 | 18.6 | 19.2 | 20.7 | 21.3 | 22.0 |
| Absolute minimum temperature (°C) | 18.5 | 18.1 | 17.8 | 17.4 | 16.2 | 14.6 | 13.6 | 14.6 | 16.0 | 18.1 | 18.3 | 19.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.8 | 12.5 | 12.2 | 11.8 | 11.5 | 11.4 | 11.5 | 11.7 | 12.0 | 12.4 | 12.7 | 12.9 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 10.5 | 11.1 | 10.7 | 10.3 | 9.6 | 9.6 | 9.4 | 10.1 | 10.5 | 10.6 | 10.9 | 11.0 |
| Precipitation (mm) | 174 | 98 | 155 | 126 | 80 | 34 | 56 | 37 | 40 | 22 | 99 | 73 |
| Sunny days | 2 | 4 | 1 | 5 | 3 | 6 | 4 | 5 | 4 | 5 | 10 | 4 |
| Rainy days | 29 | 24 | 30 | 25 | 28 | 24 | 27 | 26 | 26 | 26 | 20 | 27 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in União is at